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Features and Benefits
- Moxa ART 32-bit ARM 9 Industrial Processor
- 64 MB RAM, 16 MB Flash onboard
- 2 software selectable RS-232/422/485 serial ports
- 50 bps to 921.6 Kbps serial speed, supporting non-standard baudrates
- 4 DIs and 4 DOs with 3 KV digital isolation protection
- 2 AIs and 2 thermocouple inputs; sensor types J, K, T, E, R, S, B, N
- Dual 10/100 Mbps Ethernet ports for network redundancy
- SD socket for storage expansion
- USB 2.0 host
- Supports Modbus TCP server to provide AI and thermocouple data
- Provides TCP client library in C for Windows platform
- Ready-to-run Linux Kernel 2.6 platform
- DIN-Rail and wall mount installation
- Robust, fanless design
Overview
The Moxa IA3341, which is designed for solar power and environmental monitoring applications, is based on the MOXA ART ARM9 industrial processor, and features 2 RS-232/422/485 serial ports, dual LANs, 4 digital input channels, and 4 digital output channels. In addition, the Moxa IA3341 computer has 2 analog input channels and 2 thermocouple channels, making it the ideal solution for a variety of industrial applications.
By supporting multiple interfaces, the IA3341 can connect to different types of devices, making it particularly well-suited for solar power applications. Meters, sensors, and other devices can all connect easily to the IA3341, and with its powerful computing platform, the IA3341 can be used as a front-end controller to perform industrial tasks, such as data acquisition, data computing, protocol conversion, and data analysis.
The industrial-grade design of the IA3341 provides a robust, reliable computer that can fit any industrial environment, and the open source Linux platform gives programmers a convenient tool for developing sophisticated, bug-free application software at a lower cost.
As an added plus, the IA3341 offers a Modbus TCP client library in C for Windows programmers. The library helps users to easily acquire AI and thermocouple data. This feature can efficiently accelerate remote device monitoring and data acquisition at a lower cost.
| • Computer | |
| CPU | MOXA ART ARM9 32-bit RISC CPU, 192 MHz |
| DRAM | 64 MB onboard |
| Flash | 16 MB onboard |
| Storage Expansion | SD slot |
| USB | DI x 8, DO x 8, TTL |
| OS (pre-installed) | Embedded Linux |
| • LAN Interface | |
| Ethernet |
2 auto-sensing 10/100 Mbps ports (RJ45) |
| Magnetic Isolation Protection | 1.5 KV built-in |
| • Serial Interface | |
| Serial Standards | 2 RS-232/422/485 ports, software-selectable (DB9 male) |
| Console Port | RS-232 (TxD, RxD, GND), 4-pin header output (115200, n, 8, 1) |
| ESD Protection | 15 KV for all signals |
| • Serial Communication Parameters | |
| Data Bits | 5, 6, 7, 8 |
| Stop Bits | 1, 1.5, 2 |
| Parity | None, Even, Odd, Space, Mark |
| Flow Control | RTS/CTS, XON/XOFF, ADDC® (automatic data direction control) for RS-485 |
| Baudrate | 50 bps to 921.6 Kbps (supports non-standard baudrates; see user’s manual for details) |
| • Serial Signals | |
| RS-232 | TxD, RxD, DTR, DSR, RTS, CTS, DCD, GND |
| RS-422 | TxD+, TxD-, RxD+, RxD-, GND |
| RS-485-4w | TxD+, TxD-, RxD+, RxD-, GND |
| RS-485-2w | Data+, Data-, GND |
| • digital input |
|
| Channels | 4, source type |
| Input Voltage |
0 to 30 VDC |
| Isolation | 3 KV digital isolation |
| Dry Contact | • Logic level 0: Close to GND • Logic level 1: Open |
| Wet Contact | • Logic level 0: +2 V max. • Logic level 1: +4 V to +30 V |
| • digital output |
|
| Channels | 4, sink type, keeps output status after hot system reset |
| Output Current | 5 to 30 VDC at open collector to 30 V |
| Isolation |
3 KV digital isolation |
| Connector Type | 10-pin screw terminal block (4 points, GND) |
| • ANALOG INPUT |
|
| Channels | 2 |
| Resolution | 16 bits |
| I/O Mode | Voltage/Current |
| Input Range | 0-10 V, 4-20 mA |
| Accuracy | • ±0.1% FSR @ 25°C • ±0.3% FSR @ 10°C and 60°C |
| Sampling Rate (all channels) | 12 samples/sec |
| Input Impedence | 200K ohms |
| • THERMOCOUPLE INPUT |
|
| Channels | 2 |
| Sampling Rate (all channels) | 12 samples/sec |
| Accuracy | • ±0.1% FSR @ 25°C • ±0.3% FSR @ 10°C and 60°C |
| Sensor Type | J, K, T, E, R, S, B, N |
| Resolution | 16 bits |
| Input Impedance | 1M ohms |
| • LEDs |
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| System |
Power, Ready, Storage |
| LAN | 10M/Link x 2, 100M/Link x 2 (on connector) |
| Serial | TxD x 2, RxD x 2 |
| • Physical Characteristics | |
| Housing | SECC sheet metal (1 mm) |
| Weight | 585 g |
| Dimensions | 116 x 35 x 146 mm (2.95 x 1.38 x 3.71 in) |
| Mounting | DIN-Rail, wall |
| • Environmental Limits | |
| Operating Temperature | -10 to 60°C (14 to 140°F) |
| Operating Humidity | 5 to 95% RH |
| Storage Temperature |
-20 to 80°C (-4 to 176°F) |
| Anti-Vibration | 2 g rms @ IEC 60068-2-34, random wave, 5-500 Hz, 1 hr per axis |
| Anti-Shock | 20 g @ IEC 60068-2-27, half sine wave, 11 ms |
| • Power Requirements | |
| Input Voltage |
12 to 48 VDC (3-pin terminal block, V+, V-, SG) |
| Power Consumption | 5 W (with no load on the USB port) • 106 mA @ 48 VDC • 191 mA @ 24 VDC • 351 mA @ 12 VDC 8.5 W (with load on the USB port) • 176 mA @ 48 VDC • 330 mA @ 24 VDC • 661 mA @ 12 VDC |
| • Regulatory Approvals | |
| Safety | UL/cUL, CCC (Pending), LVD |
| EMC | FCC, CE (Class A) |
| Green Product | RoHS, CRoHS, WEEE |
| • Reliability | |
| Alert Tools |
Built-in buzzer and RTC (real-time clock) |
| Automatic Reboot Trigger | Built-in WDT (watchdog timer) |
| • Warranty | |
| Warranty Period | 5 years |
| Details | See www.moxa.com/warranty |
| • LINUX |
|
| Kernel Version | 2.6.9 |
| Protocol Stack | TCP, UDP, IPv4, SNMP V1, ICMP, ARP, HTTP, CHAP, PAP, SSH 1.0/2.0, SSL, DHCP, NTP, NFS, Telnet, FTP, PPP, PPPoE, OpenVPN |
| File System | JFFS2, NFS, Ext2, Ext3, VFAT/FAT |
| System Utilities | bash, busybox, tinylogin, telnet, ftp, ssh, scp |
| Supported Services and Daemons | Modbus: API library for AI and thermocouple data acquisition Application Development Software: Moxa Linux API device control Linux Tool Chain: • GCC (V3.3.2): C/C++ PC Cross Compiler • Glibc (V2.2.5): POSIX standard C Library • GDB (V5.3): source level debug server |
| Software Encryption Lock |
BINEncryptor: Encryption tool for binary files (based on patented Moxa technology) |
| ftpd | FTP server daemon |
| sshd | secure shell server |
| apache | web server daemon, supporting PHP and XML package |
| openvpn | virtual private network service manager package |
| pppd | dial in/out over serial port daemon |
| snmpd | snmpd agent daemon package |
| Ordering Info | Model No. | Description |
| Click here to order |
IA3341-LX |
RISC-based embedded computer with 2 serial ports, 4 DIs, 4 DOs, 2 AIs, 2 thermocouples, dual LANs, SD, Linux |
| Ordering Info | Model No. | Description |
| Click here to order |
Mass Configuration Tool |
A time-saving tool that helps users simultaneously deploy many tasks to Moxa’s embedded computers (available free) |
| Click here to order |
MDM API |
Moxa Device Manager Application Program Interface (available free) |


